body {
    background-color: #f2f3f5;
    padding: 15px;
}

.layui-card-header {
    padding: 5px 15px;
    display: flex;
    justify-content: space-between;
}

th,
td {
    text-align: center !important;
}

.layui-form-item {
    margin-left: -40px;
}